Influence of Thermal Parameters, Microstructure, and Morphology of Si on Machinability of an Al–7.0 wt.% Si Alloy Directionally Solidified

Figure 1

(a) Experimental cooling curves at different positions along the casting length during the directional solidification of Al–7.0 wt.% Cu alloy. T_L is the liquidus temperature; (b) and (c) growth rate and cooling rate as functions of liquidus isotherm position, respectively [43].

(a)

(b)

(c)